“If a baby gets the measles, it could be absolutely devastating,” says SLU Care pediatrician Dr. Ken Haller. “That’s why it’s just really incumbent on everyone to make sure that anyone who can get vaccinated, does get vaccinated.”

“This very cheerful-sounding song, juxtaposed with these horrifying images – we knew it was going to upset people, and we knew we were taking a risk, but we felt like it was a risk worth taking because nothing else has worked.”